rethink-tech.dk
Last scanned: 2026-08-06 23:32:33  ·  1599ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers5 records   34ms
NameserverIP addressesPTRASN / ISP
ns1pri.webhosting.dk 157.250.160.80 ns1pri.webhosting.dk AS3342 Cibicom A/S
ns2.mywebtonet.com 157.250.163.66 ns2.mywebtonet.com AS3342 Cibicom A/S
ns2.webhosting.dk 157.250.163.65 ns2.webhosting.dk AS3342 Cibicom A/S
ns3.webhosting.dk 2a01:4f9:c010:7e3d::1
95.217.166.205		 —
ns3.webhosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns7.webhosting.dk 159.69.216.38
2a01:4f8:1c0c:6cd6::1		 ns7.webhosting.dk
—		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.250.160.35 600s webhotel15.webhosting.dk AS3342 Cibicom A/S 157.250.160.0/20 🇩🇰 Denmark —
📧 MX Records2 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.protonmail.ch 176.119.200.128
185.205.70.128
185.70.42.128		 mail.protonmail.ch
mail.protonmail.ch
mail.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
20 600s mailsec.protonmail.ch 176.119.200.129
185.205.70.129
185.70.42.129		 mailsec.protonmail.ch
mailsec.protonmail.ch
mailsec.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover157.250.160.35
🔶 Autoconfig157.250.160.35
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   303ms
TXT Record
protonmail-verification=5399e79231fcdc7bd8eaf732088707805155666d
v=spf1 include:_spf.protonmail.ch ~all
✉️ SPF
PolicyRecord (rethink-tech.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch ~all
📨 DMARC
PolicyRecord (_dmarc.rethink-tech.dk)
p=quarantine v=DMARC1; p=quarantine
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE4 records   139ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
🔐 DNSSEC80ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025020414
Primary NS (MNAME)ns1pri.webhosting.dk
Responsible (RNAME)hostmaster@webhosting.dk
Refresh21600s
Retry3600s
Expire14515200s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
34ms
A
33ms
MX
47ms
AAAA
42ms
TXT
303ms
CAA
59ms
HTTPS
36ms
TLSA
139ms
SOA
0ms
MTA-STS
95ms
DNSSEC
80ms
SRV
120ms
Total
1599ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-06 23:32:33 1599ms 5 NS 1 A 2 MX 🔒 Secure View
2026-06-26 00:07:09 980ms 5 NS 1 A 2 MX 🔒 Secure View
2026-06-25 10:35:23 2927ms 5 NS 1 A 2 MX 🔒 Secure View
2026-06-17 19:42:09 766ms 5 NS 1 A 2 MX 🔒 Secure View
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